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Researchers from MIT and Sun Catalytix develop an artificial leaf for solar water splitting to produce hydrogen and oxygen

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The traces are for solar cells of 7.7% Researchers led by MIT professor Daniel Nocera have produced an “artificial leaf”—a solar water-splitting cell producing hydrogen and oxygen that operates in near-neutral pH conditions, both with and without connecting wires. solar-to-fuels systems. illumination.

MIT 278
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EPFL/Technion team develops “champion” nanostructures for efficient solar water-splitting to produce hydrogen

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Batteries, fuel cells and solar-energy conversion devices have emerged as a class of important technologies that increasingly rely on electrodes derived from nanoparticles. The whole point of our approach is to use an exceptionally abundant, stable and cheap material: rust. Hydrogen Production Nanotech Solar'

Water 230
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ACS Meeting Symposium Focuses on Conversion and Utilization of CO2 for Fuels and Chemicals

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Researchers at the US Naval Research Laboratory (NRL) led off a day-long symposium on advances in CO 2 conversion and utilization being held at the 238 th American Chemical Society (ACS) national meeting, which began today in Washington, DC. Earlier post.). Robert Dorner. The electrochemical reduction of carbon dioxide. Scott Shaw.

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Exeter team develops low-cost photoelectrode for spontaneous water-splitting using sunlight

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The researchers believe this new type of photoelectrode is not only cheap to produce, but can also be recreated on a larger scale for mass and worldwide use. A promising way of storing solar energy is via chemical fuels, in particular hydrogen as it is considered as a future energy carrier. —Pawar and Tahir. Govinder S.

Water 342
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OSU hybrid “solar battery” uses photo-assisted charging to improve performance of Li-air batteries; “negative overpotential”

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The basic concept of the integrated solar battery is to use the contribution of the photovoltage to reduce greatly the charging overpotential caused by the difficulty in efficiently electrochemically decomposing lithium peroxide (Li 2 O 2 ), the discharge product formed on the oxygen electrode. —Yu et al. Photo-assisted charging. (a)

Solar 262
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Bio-inspired molybdenum sulfide catalyst offers low-cost and efficient photo-electrochemical water splitting to produce hydrogen

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The incomplete cubane-like clusters (Mo 3 S 4 ) efficiently catalyze the evolution of hydrogen when coupled to a p-type Si semiconductor that harvests red photons in the solar spectrum. When sun hits the PEC cell, the solar energy is absorbed and used for splitting water molecules into its components, hydrogen and oxygen.

Water 332
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S. Korean researchers develop new catalytic pathway for direct conversion of CO2 to liquid hydrocarbon fuels

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A team led by Professor Jae Sung Lee at Ulsan National Institute of Science and Technology (UNIST), with colleagues at Pohang University of Science and Technology (POSTECH), have developed a new pathway for the direct conversion of CO 2 to liquid transportation fuels by reaction with renewable hydrogen produced by solar water splitting.